Shantou Huashan Electronic Devices Co.,Ltd.
H 7912
█ 3-TERMINAL 1A NEGATIVE VOLTAGE REGULATORS
The H7912 series of three terminal negative regulators are available in the TO-220 package and with several fixed output voltages, making them useful in a wide range of applications. Each type employs internal current limiting, Thermal shut down and safe area protection, making it essentially indestructible.
█ Features
Output current in Excess of 1A Output Voltages of -12V TO-220
lntemal Thermal Overload Protection Short Circuit Protection Output Transistor Safe-Area Compensation 1―GND 2―INPUT 3―OUTPUT
█ Absolute Maximum Ratings(Ta=25℃)
V I —— Input Vo ltage … ……… …… ……… …… …… - 35 V RθJC——Thermal Resistance Junction-Cases………… 5℃/W RθJA——Thermal Resistance Junction-Air………… 65℃/W TOPR——Operating Temperature Range…………… 0~125℃ TSTG——Storage Temperature Range…………… -65~150℃
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Shantou Huashan Electronic Devices Co.,Ltd.
H 7912
(unless otherwise specified,0℃≤TJ≤125℃,IO=500mA,VI=18V,CI=2.2μF,CO=1μF) Symbol Parameter Min. -11.5 VO Output Voltage -11.4 -12 -12.6 VI=-15.5V to -27V 12 ΔVO Line Regulation (Note1) 6 12 ΔVO Load Regulation (Note1) 4 IQ Quiescent Current 3 0.05 ΔIQ Quiescent Current Change 0.1 ΔVO/ΔT VN RR VD ISC IPK Output Voltage Drift Output Noise Voltage Ripple Rejection Dropout Voltage Short Circuit Current Peak Current 54 -0.8 200 60 2 300 2.2 1.0 mV/℃ μV dB V mA A 120 6 0.5 mA VI=-15V to -30V IO=5mA TA=25℃,f=10Hz to 100kHz f=120Hz, △VI=10V TJ=25℃,IO=1A TJ=25℃,VI=-35V TJ=25℃ mA 120 240 mV TJ=25℃,IO=250mA to 750mA TJ=25℃ IO=5mA to 1.0A 240 mV TJ=25℃,VI=-16V to -22V TJ=25℃,IO=5.0mA to 1.5A TJ=25℃,VI=-14.5V to -30V Typ. -12 Max. -12.5 V Unit TJ=25℃ IO=5.OmA to 1.0A, PO≤15W, Conditions
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Shantou Huashan Electronic Devices Co.,Ltd.
H 7912
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